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. 2017 Jan 25;8:55. doi: 10.3389/fmicb.2017.00055

FIGURE 3.

FIGURE 3

Principle of analysis by the MAGPIX fluorescent imager. Magnetic microspheres immobilized on a magnet are recognized by LEDs and a CCD camera records the picture (LED, light-emitting diode; CCD, charge-coupled device).